machine linking refactor to ecs (#4323)

* started work

* some more work, ui working (somewhat)

* stuff

* reorganization

* some more reorg

* conveyors

* conveyors working

* finalized (dis)connection
added linkattempt
added feedback text
work on conveyors

* removed command
add rangecheck

* fixed inrange check

* handling

* ui no longer kanser, ship it

* adresses reviews

* reformats file

* reformats file

Co-authored-by: Paul <ritter.paul1+git@googlemail.com>

Content.Client/MachineLinking/UI/SignalPortSelectorMenu.xaml.cs

@@ -0,0 +1,36 @@
+using System.Collections.Generic;
+using Content.Shared.MachineLinking;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.MachineLinking.UI
+{
+    [GenerateTypedNameReferences]
+    public partial class SignalPortSelectorMenu : SS14Window
+    {
+        private SignalPortSelectorBoundUserInterface _bui;
+
+        public SignalPortSelectorMenu(SignalPortSelectorBoundUserInterface boundUserInterface)
+        {
+            RobustXamlLoader.Load(this);
+            _bui = boundUserInterface;
+        }
+
+        public void UpdateState(SignalPortsState state)
+        {
+            ButtonContainer.Clear();
+            foreach (var port in state.Ports)
+            {
+                var portBtn = new ItemList.Item(ButtonContainer)
+                {
+                    Text = port.Key,
+                    Disabled = !port.Value
+                };
+                portBtn.OnSelected += _ => _bui.OnPortSelected(port.Key);
+                ButtonContainer.Add(portBtn);
+            }
+        }
+    }
+}